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1999 YRBS Middle School Survey Data

Oregon Youth Risk Behavior Survey (YRBS)

1999 Middle School YRBS Questions

Weighted Column Percents | Frequencies

Q51. Have you ever used marijuana?
Weighted Column Percents

TOTAL Grade
6th grade 7th grade 8th grade
TOTAL 100.0 100.0 100.0 100.0
Yes 11.8 3.9 10.9 20.5
No 88.2 96.1 89.1 79.5
Female Total 100.0 100.0 100.0 100.0
Yes 10.5 3.1 9.3 18.8
No 89.5 96.9 90.7 81.2
Male Total 100.0 100.0 100.0 100.0
Yes 13.1 4.6 12.6 22.2
No 86.9 95.4 87.4 77.8

Q51. Have you ever used marijuana?
Frequencies

TOTAL Grade
6th grade 7th grade 8th grade
TOTAL 18,419 4,635 5,263 8,521
Yes 2,492 172 586 1,734
No 15,655 4,388 4,589 6,678
Refused/Unknown 272 75 88 109
Female Total 9,293 2,305 2,681 4,307
Yes 1,128 72 256 800
No 8,066 2,202 2,395 3,469
Refused/Unknown 99 31 30 38
Male Total 9,126 2,330 2,582 4,214
Yes 1,364 100 330 934
No 7,589 2,186 2,194 3,209
Refused/Unknown 173 44 58 71